American Tower Corp
AMT- Exchange
- NYSE
- Industry
- Real Estate Investment Trusts
- SEC CIK
- 0001053507
In the last 90 days, American Tower Corp insiders filed 1 open-market purchase and 2 sales; 1,757 institutions reported holding it in 13F filings for Q2 2026, worth $72.0B in total; Akre Capital Management is the only superinvestor holding it.
13F holders, Q3 2025
Institutional positions in American Tower Corp as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 1,799
- −24 vs. Q2 2025
- Shares held
- 429.3M
- −648.5K (−0.2%) vs. Q2 2025
- Total value
- $82.5B
- −$12.4B (−13.1%) vs. Q2 2025
- New holders
- 132
- 648 more added
- Sold out
- 156
- 751 more reduced
29 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,757 | $72.0B |
| Q1 2026 | 1,760 | $74.4B |
| Q4 2025 | 1,781 | $77.0B |
| Q3 2025 | 1,799 | $82.5B |
| Q2 2025 | 1,852 | $96.5B |
| Q1 2025 | 1,845 | $95.0B |
| Q4 2024 | 1,798 | $79.6B |
| Q3 2024 | 1,852 | $99.4B |
| Q2 2024 | 1,769 | $83.8B |
| Q1 2024 | 1,769 | $85.0B |
| Q4 2023 | 1,802 | $93.6B |
| Q3 2023 | 1,634 | $69.9B |
| Q2 2023 | 1,688 | $82.1B |
| Q1 2023 | 1,706 | $86.3B |
| Q4 2022 | 1,711 | $90.0B |
| Q3 2022 | 1,693 | $91.0B |
| Q2 2022 | 1,747 | $109.0B |
| Q1 2022 | 1,723 | $104.3B |
| Q4 2021 | 1,799 | $121.8B |
| Q3 2021 | 1,678 | $109.6B |
| Q2 2021 | 1,656 | $111.7B |
| Q1 2021 | 1,613 | $95.8B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mariner, LLC | 473,470 | $91.1M | 0.12% | +73,928+18.5% | Added |
| Douglass Winthrop Advisors, LLC | 463,703 | $89.2M | 1.55% | +18,705+4.2% | Added |
| Maryland State Retirement & Pension System | 457,275 | $87.9M | 1.85% | +12,661+2.8% | Added |
| Great Lakes Advisors, LLC | 443,482 | $85.3M | 0.71% | −9,359−2.1% | Reduced |
| Akre Capital Management LLCSuperinvestorAkre Capital Management | 442,843 | $85.2M | 0.85% | −472,406−51.6% | Reduced |
| NZS Capital, LLC | 440,213 | $84.7M | 2.59% | +105,789+31.6% | Added |
| Voloridge Investment Management, LLC | 437,763 | $84.2M | 0.28% | +437,763 | New |
| Alkeon Capital Management LLC | 428,401 | $82.4M | 0.37% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 426,173 | $82.0M | 0.14% | −31,040−6.8% | Reduced |
| Adage Capital Partners GP, L.L.C. | 425,805 | $81.9M | 0.13% | −38,000−8.2% | Reduced |
| Avenir Corp | 419,466 | $80.7M | 8.40% | −13,519−3.1% | Reduced |
| CCLA Investment Management Ltd | 419,466 | $80.6M | 1.29% | −2,996−0.7% | Reduced |
| Douglas Lane & Associates, LLC | 413,292 | $79.5M | 1.11% | −621−0.2% | Reduced |
| Rathbone Brothers plc | 412,788 | $79.4M | 0.32% | +31,635+8.3% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 407,401 | $78.4M | 0.41% | +6,668+1.7% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 397,438 | $76.4M | 0.13% | +9,210+2.4% | Added |
| Evercore Wealth Management, LLC | 396,800 | $76.3M | 1.12% | −8,752−2.2% | Reduced |
| Brookfield Asset Management Inc. | 394,884 | $75.9M | 0.09% | −35,454−8.2% | Reduced |
| Border to Coast Pensions Partnership Ltd | 392,264 | $75.4M | 1.31% | +7,500+1.9% | Added |
| Jane Street Group, LLC | 379,916 | $73.1M | 0.09% | +379,916 | New |
| Pacer Advisors, Inc. | 377,243 | $72.6M | 0.19% | +33,182+9.6% | Added |
| New York State Teachers Retirement System | 374,107 | $71.9M | 0.14% | −2,999−0.8% | Reduced |
| Centersquare Investment Management LLC | 369,506 | $71.1M | 0.71% | −59,391−13.8% | Reduced |
| Squarepoint Ops LLC | 367,094 | $70.6M | 0.15% | +353,705+2,641.8% | Added |
| Retirement Systems of Alabama | 366,346 | $70.5M | 0.23% | −567−0.2% | Reduced |
| AQR Capital Management LLC | 356,218 | $68.5M | 0.04% | −29,445−7.6% | Reduced |
| Antipodes Partners Ltd | 354,584 | $68.2M | 1.53% | +354,584 | New |
| Fort Washington Investment Advisors Inc | 341,699 | $65.7M | 0.36% | −10,876−3.1% | Reduced |
| Stifel Financial Corp | 336,316 | $64.7M | 0.06% | +16,423+5.1% | Added |
| TD Asset Management Inc | 327,674 | $63.0M | 0.05% | −14,432−4.2% | Reduced |
| Prudential Financial Inc | 321,151 | $61.8M | 0.07% | −14,744−4.4% | Reduced |
| Federation des caisses Desjardins du Quebec | 320,972 | $61.7M | 0.24% | +100,171+45.4% | Added |
| Samlyn Capital, LLC | 320,592 | $61.7M | 0.88% | +320,592 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 314,086 | $60.4M | 0.10% | +76,118+32.0% | Added |
| Toronto Dominion Bank | 313,300 | $60.3M | 0.12% | +4,547+1.5% | Added |
| Partners Group Holding AG | 313,231 | $60.2M | 3.34% | −18,143−5.5% | Reduced |
| AXA Investment Managers S.A. | 307,164 | $59.1M | 0.16% | +307,164 | New |
| National Bank of Canada | 300,981 | $57.9M | 0.07% | −84,837−22.0% | Reduced |
| Schroder Investment Management Group | 291,001 | $56.0M | 0.04% | +7,813+2.8% | Added |
| Colony Group, LLC | 288,025 | $55.3M | 0.09% | +7,243+2.6% | Added |
| Davis R M Inc | 287,333 | $55.3M | 0.97% | −3,674−1.3% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 283,312 | $54.5M | 0.05% | −32,847−10.4% | Reduced |
| Millennium Management LLC | 282,888 | $54.4M | 0.04% | +27,729+10.9% | Added |
| The PNC Financial Services Group, Inc. | 281,960 | $54.2M | 0.03% | −13,272−4.5% | Reduced |
| State of Alaska, Department of Revenue | 279,012 | $53.7M | 0.55% | −2,416−0.9% | Reduced |
| Kames Capital plc | 277,060 | $53.3M | 0.63% | −90,304−24.6% | Reduced |
| First Financial Bankshares Inc | 276,514 | $53.2M | 1.09% | +141,532+104.9% | Added |
| Huntington National Bank | 273,698 | $52.6M | 0.32% | +4,641+1.7% | Added |
| APG Asset Management N.V. | 318,365 | $52.1M | 0.15% | +2,200+0.7% | Added |
| Wealth Enhancement Advisory Services, LLC | 277,165 | $51.8M | 0.08% | −13,587−4.7% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 265,363 | $51.0M | 0.11% | −107,948−28.9% | Reduced |
| Janus Henderson Group PLC | 256,747 | $49.4M | 0.02% | −1,812,400−87.6% | Reduced |
| Janney Montgomery Scott LLC | 252,591 | $48.6M | 0.12% | +1,962+0.8% | Added |
| CIBC World Markets Inc. | 252,467 | $48.6M | 0.10% | +36,090+16.7% | Added |
| Bartlett & Co. Wealth Management LLC | 249,906 | $48.5M | 0.64% | −15,721−5.9% | Reduced |
| State of Wisconsin Investment Board | 251,789 | $48.4M | 0.11% | −4,734−1.8% | Reduced |
| Uniplan Investment Counsel, Inc. | 251,400 | $48.3M | 4.74% | +1,539+0.6% | Added |
| Quadrature Capital Ltd | 244,268 | $47.0M | 0.56% | +231,129+1,759.1% | Added |
| Fisher Funds Management LTD | 241,562 | $46.5M | 1.23% | −51,239−17.5% | Reduced |
| Royal London Asset Management Ltd | 241,025 | $46.4M | 0.10% | −38,002−13.6% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 239,513 | $46.1M | 0.13% | −8,423−3.4% | Reduced |
| Alpha Cubed Investments, LLC | 237,591 | $45.7M | 1.59% | +21,284+9.8% | Added |
| Credit Agricole S A | 236,665 | $45.5M | 0.15% | +236,665 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 235,668 | $45.3M | 0.10% | +5,643+2.5% | Added |
| Allspring Global Investments Holdings, LLC | 228,679 | $44.2M | 0.07% | +920.0% | Added |
| Factory Mutual Insurance Co | 227,700 | $43.8M | 0.43% | 00.0% | Unchanged |
| Jain Global LLC | 225,431 | $43.4M | 0.56% | −285,313−55.9% | Reduced |
| Ceredex Value Advisors LLC | 224,197 | $43.1M | 1.00% | +43,628+24.2% | Added |
| King Luther Capital Management Corp | 224,130 | $43.1M | 0.18% | −3,602−1.6% | Reduced |
| Danske Bank A/S | 221,763 | $42.6M | 0.11% | +460+0.2% | Added |
| KBC Group NV | 217,650 | $41.9M | 0.10% | +30,898+16.5% | Added |
| Natixis Advisors, L.P. | 215,468 | $41.4M | 0.06% | −83,770−28.0% | Reduced |
| Jones Financial Companies LLLP | 211,742 | $41.0M | 0.03% | +14,507+7.4% | Added |
| Two Sigma Advisers, LP | 212,500 | $40.9M | 0.08% | +212,500 | New |
| Natixis | 211,832 | $40.7M | 0.22% | +211,832 | New |
| First Manhattan Co | 208,822 | $40.5M | 0.11% | −12,046−5.5% | Reduced |
| Treasurer of the State of North Carolina | 210,316 | $40.4M | 0.12% | −8,195−3.8% | Reduced |
| State of New Jersey Common Pension Fund D | 209,986 | $40.4M | 0.15% | +4,973+2.4% | Added |
| Handelsbanken Fonder AB | 209,239 | $40.2M | 0.13% | −500−0.2% | Reduced |
| Fairview Capital Investment Management, LLC | 208,849 | $40.2M | 2.04% | −4,130−1.9% | Reduced |
| M&T Bank Corp | 207,878 | $40.0M | 0.13% | −68,673−24.8% | Reduced |
| RWC Asset Management LLP | 207,454 | $39.9M | 1.93% | −15,515−7.0% | Reduced |
| Robeco Institutional Asset Management B.V. | 206,920 | $39.8M | 0.06% | −11,266−5.2% | Reduced |
| Asset Management One Co.,Ltd. | 203,860 | $39.2M | 0.11% | +3,800+1.9% | Added |
| Epoch Investment Partners, Inc. | 202,767 | $39.0M | 0.21% | −67,886−25.1% | Reduced |
| Cincinnati Financial Corp | 201,619 | $38.8M | 0.77% | 00.0% | Unchanged |
| T. Rowe Price Investment Management, Inc. | 201,613 | $38.8M | 0.02% | −475,102−70.2% | Reduced |
| ASR Vermogensbeheer N.V. | 200,805 | $38.6M | 0.47% | +4,851+2.5% | Added |
| Howland Capital Management LLC | 195,448 | $37.9M | 1.44% | +441+0.2% | Added |
| Voya Investment Management LLC | 196,359 | $37.8M | 0.04% | −582,257−74.8% | Reduced |
| Cetera Investment Advisers | 194,199 | $37.3M | 0.04% | +88,797+84.2% | Added |
| Pinebridge Investments, L.P. | 190,464 | $36.6M | 0.27% | +45,567+31.4% | Added |
| Perpetual Ltd | 189,586 | $36.5M | 0.45% | +179,780+1,833.4% | Added |
| Forsta Ap-Fonden | 188,800 | $36.3M | 0.22% | +49,800+35.8% | Added |
| Public Employees Retirement System of Ohio | 186,855 | $35.9M | 0.11% | −3,934−2.1% | Reduced |
| HighTower Advisors, LLC | 185,449 | $35.7M | 0.04% | +2,933+1.6% | Added |
| CIBC Bancorp USA Inc. | 185,280 | $35.6M | 0.22% | +185,280 | New |
| Haverford Trust Co | 184,468 | $35.5M | 0.32% | +1,221+0.7% | Added |
| B&I Capital AG | 180,758 | $34.8M | 12.03% | +25,518+16.4% | Added |
| British Columbia Investment Management Corp | 179,441 | $34.5M | 0.20% | +3,961+2.3% | Added |